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Investments - Schedule of Sales and Maturities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 25, 2025	Oct. 26, 2024	Oct. 25, 2025	Oct. 26, 2024
Sales of Marketable Securities
Proceeds from sales	$ 501	$ 2,346	$ 717	$ 10,225
Gross realized gains	120	318	214	433
Gross realized losses	$ 0	$ 0	$ 0	$ (35)

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Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
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- Definition

Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
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- Definition

Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
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